1 files changed, 36 insertions, 0 deletions
diff --git a/webhogg/wasm/src/error.rs b/webhogg/wasm/src/error.rs
new file mode 100644
index 0000000..fbb6bf8
--- /dev/null
+++ b/webhogg/wasm/src/error.rs
@@ -0,0 +1,36 @@
+use std::error::Error;
+
+#[derive(Debug)]
+pub enum WasmError {
+    WebGl2ContextCreation(String),
+    Shader(String),
+    WebGlBuffer(String),
+}
+
+impl std::fmt::Display for WasmError {
+    fn fmt(&self, f: &mut std::fmt::Formatter) -> Result<(), std::fmt::Error> {
+        write!(f, "{}: {}", self.name(), self.description())
+    }
+}
+
+impl Error for WasmError {
+    fn description(&self) -> &str {
+        match self {
+            WasmError::WebGl2ContextCreation(msg) => msg,
+            WasmError::Shader(msg) => msg,
+            WasmError::WebGlBuffer(msg) => msg,
+        }
+    }
+
+    fn source(&self) -> Option<&'static dyn Error> { None }
+}
+
+impl WasmError {
+    pub fn name(&self) -> &str {
+        match self {
+            WasmError::WebGl2ContextCreation(_) => "WebGl2ContextCreationError",
+            WasmError::Shader(_) => "ShaderError",
+            WasmError::WebGlBuffer(_) => "WebGlBufferError",
+        }
+    }
+}